28896172

素因数分解:

$2^2\times {\mathrm{43}}^2\times {\mathrm{3907}}^1$

素因数の和:3997

約数の個数: 18

約数和(自身を含む): 51784908

約数和(自身を除く): 22888736

約数列:

[1, 2, 4, 43, 86, 172, 1849, 3698, 3907, 7396, 7814, 15628, 168001, 336002, 672004, 7224043, 14448086, 28896172]

約数ペア:

[(1, 28896172), (2, 14448086), (4, 7224043), (43, 672004), (86, 336002), (172, 168001), (1849, 15628), (3698, 7814), (3907, 7396)]